NetworkInformation: effectiveType property
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Note: This feature is available in Web Workers.
The effectiveType
read-only property of the
NetworkInformation
interface returns the effective type of the connection
meaning one of slow-2g
, 2g
, 3g
, or 4g
. This value is determined using a
combination of recently observed, round-trip time and downlink values.
Value
A string that is either slow-2g
, 2g
, 3g
, or 4g
.
Specifications
Specification |
---|
Network Information API # dom-networkinformation-effectivetype |
Browser compatibility
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
effectiveType |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.